Home / 49,282.76-68,004.96-29,140.40

Finding the Fourth Proportional to 49,282.76, 68,004.96 and 29,140.40

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Solution

The fourth proportional to 49,282.76, 68,004.96 and 29,140.40 is: 40,210.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,282.76 : 68,004.96 = 29,140.40 : x
  2. Step 2: Convert to fraction form
    49,282.76/68,004.96 = 29,140.40/x
  3. Step 3: Cross multiply
    49,282.76x = 68,004.96 × 29,140.40
  4. Step 4: Simplify right side
    49,282.76x = 1,981,691,736.38
  5. Step 5: Solve for x
    x = 1,981,691,736.38/49,282.76
  6. Step 6: Final answer
    x = 40,210.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.